Mangawhai · Kaipara
Lot 1/51 Sandhill Heights, Mangawhai
Land Price
Negotiation
Land area
4,082 m²
Zone
Coastal Residential (e.g. Mangawhai)
Natural Hazards
None identified
Council services
Live reticulated water, wastewater, and stormwater data is not yet wired in for Kaipara. Check the LIM report or contact Kaipara District Council directly.
Mortgage
No mortgage
Encumbrances
None
Consent Notices
None
Covenants
Yes
2 registered instruments on title
Lifetime cost · Devpro vs Building Code
What is the lifetime cost of a 4-bed home at Lot 1/51 Sandhill Heights, Mangawhai?
Section price pre-filled from this listing. Tweak the build, mortgage, and running-cost inputs to see the 30-year picture.
The build
Mortgage
Running costs
Monthly mortgage — green-loan advantage
Building code
$4,157/mo
Devpro
$3,968/mo
Saving
$189/mo
Devpro vs Building Code — the investment case
| Year | If held (savings) | If sold — resale premium | If sold — total Devpro advantage |
|---|---|---|---|
| ▸ 0yr | $0 | $76,500 | $76,500 |
| ▸ 5yr | $24,586 | $97,635 | $145,680 |
| ▸ 10yr | $52,835 | $124,610 | $228,736 |
| ▸ 20yr | $154,838 | $202,977 | $478,163 |
| ▸ 30yr | $253,937 | $330,628 | $785,893 |
If held = cumulative operational savings (mortgage interest + energy + HVAC service + replacements avoided). If sold = full net-position delta. Click any row to see the five components that make up the total advantage.
30-year "held" savings — where the money comes from
- Mortgage interest (green-loan 1% off)
- $67,945
- Energy (70% lower, inflating)
- $139,522
- HVAC servicing (less run-time)
- $19,932
- HVAC replacements avoided
- $26,539
- Total 30-year savings
- $253,937
Talk to us
Talk to us about building on this section
About this section
Site context
What surrounds this land.
Road frontage
57 m
BLACK SWAMP ROAD, SANDHILL HEIGHTS
Nearest stream
118 m
setback may apply
Nearest river
—
Nearest coast
1.1 km
Nearest lake
163 m
Nearest wetland
203 m
RMA s6 constraint if close
Rail proximity
—
Powerline proximity
—
Distances are from the parcel centroid to Topo 1:50k features (LINZ). Road frontage is a proxy — centreline intersection with parcel boundary, not a legal access measure. Confirm setbacks with a district-plan check before purchase.
Survey & boundary
How well-defined are the boundaries?
Survey plan
DP 625116
Deposited 2025-12-19
Survey class
—
I is tightest, V is loosest
Survey marks near parcel
0
Redefinition survey
Unlikely needed
Based on plan age + survey class
Survey data from LINZ Landonline. A surveyor's boundary redefinition can cost $3–10k+ depending on site conditions — factor it in if you plan to build close to a boundary and existing marks are damaged or missing.
Aerial imagery
See the land from above.
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